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Otto Keller

📍 Villmergen, CH: #6 of 12 inventorsTop 50%
Overall (All Time): #2,282,846 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5577348 Partition wall with sliding termination panel — 1996-11-26
5471791 Mobile partition wall — 1995-12-05